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Finding the Fourth Proportional to 222,467.16, 307,035.90 and 141,868.92

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Solution

The fourth proportional to 222,467.16, 307,035.90 and 141,868.92 is: 195,799.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,467.16 : 307,035.90 = 141,868.92 : x
  2. Step 2: Convert to fraction form
    222,467.16/307,035.90 = 141,868.92/x
  3. Step 3: Cross multiply
    222,467.16x = 307,035.90 × 141,868.92
  4. Step 4: Simplify right side
    222,467.16x = 43,558,851,534.23
  5. Step 5: Solve for x
    x = 43,558,851,534.23/222,467.16
  6. Step 6: Final answer
    x = 195,799.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.